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How to safely open/close files in python 2.4
...for use on one of our servers using Python. The server only has Python 2.4.4 installed.
4 Answers
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Running multiple commands in one line in shell
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You are using | (pipe) to direct the output of a command into another command. What you are look...
How can I make pandas dataframe column headers all lowercase?
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answered Nov 1 '13 at 11:42
Roman PekarRoman Pekar
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How to convert list of key-value tuples into dictionary?
... ninjageckoninjagecko
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Breaking loop when “warnings()” appear in R
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edited Nov 21 '11 at 20:34
answered Nov 21 '11 at 20:12
Jo...
How to see which flags -march=native will activate?
I'm compiling my C++ app using GCC 4.3. Instead of manually selecting the optimization flags I'm using -march=native , which in theory should add all optimization flags applicable to the hardware I'm compiling on. But how can I check which flags is it actually using?
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How to Correctly Use Lists in R?
...Why do these two expressions not return the same result?
x = list(1, 2, 3, 4); x2 = list(1:4)
A list can contain any other class as each element. So you can have a list where the first element is a character vector, the second is a data frame, etc. In this case, you have created two different lis...
How to concatenate strings with padding in sqlite
...'ve used is to start with your target string, say '0000', concatenate '0000423', then substr(result, -4, 4) for '0423'.
Update: Looks like there is no native implementation of "lpad" or "rpad" in SQLite, but you can follow along (basically what I proposed) here: http://verysimple.com/2010/01/12/sql...
git diff between cloned and original remote repository
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answered Mar 2 '11 at 2:42
dbyrnedbyrne
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Unix shell script to truncate a large file
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